Issue cassandra ip is set as zookeeper ip's and it working earlier as the cassanda and zookeeper was running in same node, now after moving zookeeper to config node, we need ot correct it.
Issue
cassandra ip is set as zookeeper ip's and it working earlier as the
cassanda and zookeeper was running in same node, now after moving zookeeper
to config node, we need ot correct it.

Fix
Setting zookeeper ip's recived from commandline is used to set the zookeeper
parameter in contrail-snmp-collector.conf and contrail-topology.conf files.

Change-Id: If58b89cebfb4941b4e481972f83f657f3a3d0c54
Closes-Bug: 1623791

Juniper/contrail-provisioning,Juniper/contrail-provisioning